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mikael mikael
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10 years ago

 
A 1200 kg ore cart is rolling at 10.8 m/s across a flat surface. A crane dumps 420 kg of ore (vertically) into the cart. How fast does the cart move after being loaded with ore? Assume that frictional forces with the flat surface may be neglected. 
A)
 
8.0 m/s 
B)
 
4.8 m/s 
C)
 
5.4 m/s 
D)
 
7.2 m/s 
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padrepadre
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10 years ago
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mikael Author
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10 years ago
Thanks for the help
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